Sapphire Audio Pure Black X79N User Manual page 11

I/O Back Panel
The I/O back panel for this mainboard is shown below. When installing the
mainboard into the computer case, use the bundled I/O shield to protect this
back panel.
1. PS/2 Keyboard/Mouse Port
This connector is used for a keyboard or mouse. You can plug a PS/2
keyboard or mouse directly into this connector.
2. USB 2.0 Ports (six)
The mainboard provides an OHCI (Open Host Controller Interface) Universal
Serial Bus root for attaching USB devices such as a keyboard, mouse or
other USB-compatible devices. Supports data transfer rates up to 480Mb/s.
3. Coaxial S/PDIF-Out
This SPDIF (Sony & Philips Digital Interconnect Format) connector is used
for digital audio transmission to external speakers/amplifier through a
coaxial cable.
4. Optical S/PDIF-Out
This SPDIF (Sony & Philips Digital Interconnect Format) connector is used
for digital audio transmission to external speakers/amplifier through an
optical fiber cable.
5. Bluetooth
Bluetooth wireless technology is an interface intended for wireless
control/data communication
6. eSATA Port (two)
The eSATA (External SATA) port provides connection to eSATA hard drives.
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